65816 Addressing mode: Absolute Long Indexed -- al,x
(ADC,AND,CMP,EOR,LDA,ORA,SBC,STA)
(4 bytes) (5 and 6 cycles)
+---------------+------------------+-----------------------+----------+
| Cycle | Address Bus | Data Bus |Read/Write|
+---------------+------------------+-----------------------+----------+
| 1 | PBR,PC | Op Code | R |
| 2 | PBR,PC+1 | Absolute Address Low | R |
| 3 | PBR,PC+2 | Absolute Address High | R |
| 4 | PBR,PC+3 | Absolute Address Bank | R |
| 5 | AAB,AA+X | Data Low | R/W |
| (1) 5a | AAB,AA+X+1 | Data High | R/W |
+---------------+------------------+-----------------------+----------+
(1) Add 1 cycle for M=0 or X=0 (i.e. 16 bit data).
See also: Abbreviations